From Longman Dictionary of Contemporary Englishldoce_174_hjewelleryjew‧el‧lery British English, jewelry American English /ˈdʒuːəlri/ ●●○ noun [uncountable] DCJsmall things that you wear for decoration, such as rings or necklaces She wears a lot of gold jewelry. → costume jewellery• Jewellery is an uncountable noun and is not used in the plural. You say: The thieves stole all my jewellery. ✗Don’t say: The thieves stole all my jewelleries.• Jewellery is always followed by a singular verb: Their jewellery is very fashionable.• When talking about one ring, necklace etc, you say a piece of jewellery or an item of jewellery: She bought an expensive piece of jewellery.
Examples from the Corpusjewellery• They made off with a video recorder, music centre and jewellery from the property in Turker Lane.• Wearing beautiful jewellery, or luscious colours and wonderful fabrics, is an ancient pleasure: that of self-adornment.• Bao Van Brandenburg started her career in jewellery design in Geneva, where she opened her first boutique in 1978.• She now makes jewellery boxes, pencil holders, and Christmas decorations.• Burglars strike: Police are investigating a burglary in which a quantity of jewellery was stolen.• Some of my aunt's jewellery has gone missing.• The many specialist jewellery and silverware and watch shops in the famous Jewellery Quarter offer quality craftsmanship at amazing prices.• Already, she wore on her arms all the jewellery she could ever have dreamed of.